Do you think of your parents "Yes, of course, " you may answer, "I buy a present for my mother on (41) . And I give my father a present on Father’s Day, (42) . ’ Then what about the other days of a year Always (43) to think of your parents, not just on some important days. I have a friend who (44) alone, because her parents live in another city. One day I went to see her. We had a race chat. Then she wanted to make a (45) . She dialed(拨) the number, but then she put the phone (46) . After about ten seconds, she dialed the number again. "Hi, mum..." Later I asked, "Why did you dial the number (47) " She smiled, "My parents are old. They (48) get close to the telephone quickly. I always do so when I call them I just want to give them enough time to (49) . the call." My friend is a good girl. She is always (50) her parents. You also want to be a good child, right So why not learn from her

A. Father’s Day
B. Mother’s Day
C. Teacher’s Day